package cn.wolfcode.service.impl;

import cn.wolfcode.domain.Notice;
import cn.wolfcode.mapper.NoticeMapper;
import cn.wolfcode.query.QueryObject;
import cn.wolfcode.service.INoticeService;
import cn.wolfcode.util.UserContext;
import com.github.pagehelper.PageHelper;
import com.github.pagehelper.PageInfo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.util.Date;
import java.util.List;

@Service
public class NoticeServiceImpl implements INoticeService {

    @Autowired
    private NoticeMapper noticeMapper;


    @Override
    public void save(Notice notice) {
    	notice.setIssuer(UserContext.getCurrentUser());
		notice.setPubdate(new Date());
        noticeMapper.insert(notice);
    }

    @Override
    public void delete(Long id) {
        noticeMapper.deleteRelation(null,id);
        noticeMapper.deleteByPrimaryKey(id);
    }

    @Override
    public void update(Notice notice) {
        noticeMapper.updateByPrimaryKey(notice);
    }

    @Override
    public Notice get(Long id) {
        return noticeMapper.selectByPrimaryKey(id);
    }

    @Override
    public List<Notice> listAll() {
        return noticeMapper.selectAll();
    }

    @Override
    public PageInfo<Notice> query(QueryObject qo) {
        PageHelper.startPage(qo.getCurrentPage(),qo.getPageSize()); //对下一句sql进行自动分页
        List<Notice> notices = noticeMapper.selectForList(qo); //里面不需要自己写limit
        return new PageInfo<Notice>(notices);
    }

    @Override
    public Notice selectByContext(Long id) {
        return noticeMapper.selectByContext(id);
    }

	@Override
	public void insertRelation(Long employeeId, Long noticeId) {
    	noticeMapper.deleteRelation(employeeId,noticeId);
		noticeMapper.insertRelation(employeeId,noticeId);
	}

	@Override
	public String selectByStatus(Long employeeId,Long noticeId) {
		return noticeMapper.selectByStatus(employeeId,noticeId);
	}
}
